-91.47% is the change from 973 to 83
Calculation steps:
[( 83 - 973 ) ÷ 973] x 100 = -91.47%
Formula
Percentage change = [(83 - 973) / 973] x 100
Subtract the new number by the original number
83 - 973 = -890
-890 ÷ 973 = -0.9146968139773896
-0.9146968139773896 x 100 = -91.47%